3232131232221 has 6 divisors (see below), whose sum is σ = 4668634002110. Its totient is φ = 2154754154808.

The previous prime is 3232131232207. The next prime is 3232131232247. The reversal of 3232131232221 is 1222321312323.

3232131232221 is a `hidden beast` number, since 3 + 2 + 3 + 2 + 1 + 312 + 322 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1843115772996 + 1389015459225 = 1357614^2 + 1178565^2 .

It is not a de Polignac number, because 3232131232221 - 2⁵ = 3232131232189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3232131232721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 179562846226 + ... + 179562846243.

Almost surely, 2^{3232131232221} is an apocalyptic number.

It is an amenable number.

3232131232221 is a deficient number, since it is larger than the sum of its proper divisors (1436502769889).

3232131232221 is a wasteful number, since it uses less digits than its factorization.

3232131232221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359125692475 (or 359125692472 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

Adding to 3232131232221 its reverse (1222321312323), we get a palindrome (4454452544544).

The spelling of 3232131232221 in words is "three trillion, two hundred thirty-two billion, one hundred thirty-one million, two hundred thirty-two thousand, two hundred twenty-one".